All Hail King Julien: Exiled (2017)(Netflix series) (animated).
Takes place after Season 4 but before Season 5 of All Hail King Julien.
Episode: The Day Before Tomorrow, as Karl / Father Tentacle.
Episode: The Day After Yesterday, as Karl.
Episode: Out of the Foosa Pen and into the Fire, as Karl.
Episode: From Whom the Bell Gods Toll, as Karl / Fore-Vegetable.
Episode: I Am Fartacus, as Karl / Thrax.
Episode: Bad-Year Blimp, as Chimp / Rat.
Episode: Raiders of the Lord Shark, as Father Tentacle.

Stargate SG-1 (1998).
Episode: Season 2, episode 4: The Gamekeeper as The Gamekeeper.

CatDog (1998-1999) (animated).
Episodes:
Season 2, episode 22: A Very CatDog Christmas (1999) as Eddie the Squirrel.
Season 1, episode 20: Smarter than the Average Dog/CatDog Doesn't Live Here Anymore (1998) as Eddie the Squirrel.

The A-Team (1983-1987).
Episodes:
5 seasons, all 98 episodes including the pilot as Captain Howling Mad Murdock.
Please visit the t-shirt page on the fansite to read the full episode list which includes a t-shirt list.